31146087

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 49536000

約数和(自身を除く): 18389913

約数列:

[1, 3, 7, 21, 29, 87, 199, 203, 257, 597, 609, 771, 1393, 1799, 4179, 5397, 5771, 7453, 17313, 22359, 40397, 51143, 52171, 121191, 153429, 156513, 358001, 1074003, 1483147, 4449441, 10382029, 31146087]

約数ペア:

[(1, 31146087), (3, 10382029), (7, 4449441), (21, 1483147), (29, 1074003), (87, 358001), (199, 156513), (203, 153429), (257, 121191), (597, 52171), (609, 51143), (771, 40397), (1393, 22359), (1799, 17313), (4179, 7453), (5397, 5771)]